86697988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{87751}}^1$

素因数の和:87787

約数の個数: 24

約数和(自身を含む): 171993920

約数和(自身を除く): 85295932

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 87751, 175502, 351004, 1140763, 1667269, 2281526, 3334538, 4563052, 6669076, 21674497, 43348994, 86697988]

約数ペア:

[(1, 86697988), (2, 43348994), (4, 21674497), (13, 6669076), (19, 4563052), (26, 3334538), (38, 2281526), (52, 1667269), (76, 1140763), (247, 351004), (494, 175502), (988, 87751)]